Answer:
in the picture above.
Step-by-step explanation:
I hope that it's a correct answer.
Answer:
well it simply tells you if you think your right on all of them then press yes if not press no
Answer:
12
Step-by-step explanation:
the shapes are similar which means the sides are proportional, you can set up a ratio using the sides as 10/40 = 3/x
solving that gives you x =12